Noun: zooxanthella (zooxanthellae) ,zow-u-zan'the-lu
- Yellow-brown photosynthetic algae that live symbiotically within the cells of various marine animals, especially corals and sea anemones, providing nutrients to their hosts through photosynthesis; key indicators of coral reef health
"The health of coral reefs depends on the relationship between corals and their zooxanthellae"
Derived forms: zooxanthellae
Encyclopedia: Zooxanthella